Slideshow image
Usnea cavernosa Tuck.  
Include species within checklist Encyclopedia of Life...
Family: Parmeliaceae
Usnea cavernosa image
Stephen Sharnoff  
Usnea cavernosa image
Lucy Taylor  
Usnea cavernosa image
Troy McMullin  
Usnea cavernosa image
Lucy Taylor  
Usnea cavernosa image
Stephen Sharnoff  
Usnea cavernosa image
Stephen Sharnoff  
Usnea cavernosa image
Stephen Sharnoff  
Usnea cavernosa image
Stephen Sharnoff  
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image
Usnea cavernosa image